linux-kernel - Re: [PATCH v3 0/9] Clean up write-combining MTRR addition

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Date:	Fri, 31 May 2013 13:16:54 +1000
From:	Dave Airlie <airlied@...il.com>
To:	Andy Lutomirski <luto@...capital.net>
Cc:	linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
	linux-fbdev@...r.kernel.org,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	Jerome Glisse <j.glisse@...il.com>,
	Alex Deucher <alexdeucher@...il.com>
Subject: Re: [PATCH v3 0/9] Clean up write-combining MTRR addition

On Fri, May 24, 2013 at 4:35 AM, Andy Lutomirski <luto@...capital.net> wrote:
> On Mon, May 13, 2013 at 4:58 PM, Andy Lutomirski <luto@...capital.net> wrote:
>> A fair number of drivers (mostly graphics) add write-combining MTRRs.
>> Most ignore errors and most add the MTRR even on PAT systems which don't
>> need to use MTRRs.
>>
>> This series adds new functions arch_phys_wc_{add,del} that, on PAT-less
>> x86 systems with MTRRs, add MTRRs and report errors, and that do nothing
>> otherwise.  (Other architectures, if any, with a similar mechanism could
>> implement them.)
>
> That's the path to upstream for this?  Should it go through drm-next?
> (Sorry for possible noob question -- I've never sent in anything other
> than trivial fixes to drm stuff before.)

I've pulled the v3 series into drm-next, lets see how they go for a while,

I suppose I should try and boot an AGP box with them.

Dave.
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